#30489E#30489E

#30489E is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.4% C 0.143 H 268.2°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#30489E
RGB	rgb(48, 72, 158)
HSL	hsl(227, 53%, 40%)
HSV	hsv(227, 70%, 62%)
CMYK	cmyk(69.6%, 54.4%, 0%, 38%)
CIE-LAB	lab(33.42, 20.70, -49.58)
CIE-LCH	lch(33.42, 53.73, 292.67°)
OKLab	oklab(43.37% -0.0046 -0.1426)
OKLCH	oklch(43.37% 0.143 268.2)
XYZ	xyz(9.7057, 7.7308, 33.3218)
Luminance	0.0773 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30489E #9E8630

analogous

#307F9E #30489E #4F309E

triadic

#30489E #9E3048 #489E30

tetradic

#30489E #9E307F #9E8630 #309E4F

square

#30489E #9E307F #9E8630 #309E4F

split-complementary

#30489E #9E4F30 #7F9E30

monochromatic

#131D40 #22336F #30489E #4561C6 #7489D5

Accessibility & contrast

On white

8.25

#30489E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#30489E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30489E

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30489E	#FFFFFF	#000000	##FFFFFF
##30489E	1.00	8.25	2.55	8.25
#FFFFFF	8.25	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0954A1

Deuteranopia (green-blind)

#004A9C

Tritanopia (blue-blind)

#005D6C

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #30489e;
/* rgb */ color: rgb(48, 72, 158);
/* oklch */ color: oklch(43.4% 0.143 268.2);

Tailwind

colors: {
  custom: {
    50: '#767abb',
    500: '#30489e',
    950: '#000000',
  },
}

SCSS

$custom: #30489e;
$custom-light: #767abb;
$custom-dark: #000000;

JSON

{
  "hex": "#30489e",
  "rgb": {
    "r": 48,
    "g": 72,
    "b": 158
  },
  "hsl": {
    "h": 226.909,
    "s": 53.398,
    "l": 40.392
  },
  "oklch": {
    "l": 0.43368,
    "c": 0.14263,
    "h": 268.2
  },
  "luminance": 0.07732
}

Semantic roles & 50–950 ramp

primary

#30489E

secondary

#BDAB6D

accent

#BD4BDD

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #30489E

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →